Chloroplasts are organelles found in plant cells and eukaryotic algae that conduct photosynthesis. Chloroplasts absorb sunlight and use it in conjunction<span> with water and carbon dioxide gas to produce food for the plant.</span>
I took the test and the answer is not shear, so don't put that one. My next choice would have been strain.
Answer: because the interactions between these organisms enable the cyclic flow of energy and nutrients in the ecosystem.
Explanation: